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    <title>Document</title>
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<body>
    <p>第9题</p>
    <div>
        用户名：<input type="text" id="username"/><br/>
        密  码：<input type="password" id="password"/><br/>
    　　确认密码：<input type="password" id="password1"/><br/>
        <button id="btnSubmit" type="button">提交</button><br/>
    </div>
    <script src="./js/jquery-3.6.0.js"></script>
    <script src="./js/base.js"></script>
</body>
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